Air purifier



The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.

FIG. 1 is a front view of the air purifier showing my new design;

FIG. 2 is a front-perspective view thereof;

FIG. 3 is a rear elevation view thereof; and,

FIG. 4 is a left side elevation view thereof, the right side elevation view being a mirror image.

The bottom of the air purifier is unornamented.

The color shown on the claimed design forms no part thereof. 

CLAIM The ornamental design for an air purifier, as shown and described. 